What is the Metascore for Big Brother?

Big Brother has a Metascore of 55 out of 100 on Celluloid.

Where can I watch Big Brother?

Big Brother is available on Prime Video. Availability varies by region — check your local streaming guide.

What countries is Big Brother streaming in?

Big Brother streams on Wavve in South Korea; Prime Video in the United States. Subscription availability only; rental and purchase options may differ.

Big Brother

Item: Big Brother
Rating: 3.5
Author: Kaiser Khan

Directed by Kam Ka-wai · 2018 · Last reviewed August 31, 2026

LLM fact sheet (.md)

Answer Summary

Big Brother (2018) earns a 64% Celluloid Score — Recommended. Recommended — recommended by most critics and audiences.Critics and audiences are closely aligned on this one.

Quick Verdict

Calculated from 4 available inputs: Celluloid editorial rating, Metascore, Letterboxd and IMDb. Audience sentiment is shown separately and never changes the composite. See how we calculate scores.

64%

Celluloid Score Recommended

4-input transparent breakdown

70% Editorial Rating

72% Audience snapshot · excluded

55 Metascore

★★★☆☆ Letterboxd 3.2

6.7 IMDb /10

Watch Trailer

Runtime: 1h 51m
Cast: Donnie Yen , Joe Chen , Lok Ming-Kit , Yu Kang , Bruce Tong Kwan-Chi , Chris Kwan-Yiu Tong , Gladys Li , Gordon Chiu-Kin Lau , Dominic Lam Ka-Wah , Alfred Cheung Kin-Ting
Streaming: Prime Video
Country: China
Language: Mandarin

Official theatrical poster for Big Brother (2018)

Theatrical release

Where to watch

Prime Video

Rent: Amazon Video, Apple TV, Google Play, YouTube, Fandango at Home

Buy: Amazon Video, Apple TV, Google Play, YouTube, Fandango at Home

Where to watch Big Brother by country

Country	Streaming on
South Korea	Wavve
United States	Prime Video

Subscription availability, refreshed from TMDB. Rental and purchase options may differ.

Why this score?

Celluloid's editorial rating is positive (70/100).
General viewers mostly liked it (72%).
Celluloid Score 64% combines 4 verified rating inputs; audience sentiment is shown separately.

Best for

Fans of Action

Not ideal for

Viewers who only watch top-tier, 90%+ rated films

Scores reflect data indexed at build time. Component sources are shown on this page; Celluloid Score is our composite, not a third-party trademark. Scoring policy

Streaming availability, artwork and title metadata courtesy of TMDB. This product uses the TMDB API but is not endorsed or certified by TMDB.

Is Big Brother worth watching?

Yes — Big Brother earns a 64% Celluloid Score. Recommended — recommended by most critics and audiences.

Celluloid Verdict

Yen plays a reformed gangster turned teacher — a Hong Kong action-drama with classroom heart and brutal set pieces.
Celluloid editorial verdict

Critics and audiences are closely aligned on this one.

What is Big Brother about?

A soldier-turned-high school teacher uses unusual methods to reach to a class of poor students, while dealing with a greedy entrepreneur and his gang of fighters as well as the government.

Watch the Trailer

Critic Reviews

critic Big Brother

Big Brother (2018) Review

★★★½☆ 3.5/5

Kam Ka-wai's Big Brother (2018) remains a defining Action landmark from China, with scores that still shape how audiences discover the title.

Worth watching — solid entertainment with lasting cultural visibility.

Big Brother stills

Official production imagery supplied through TMDB, kept with the movie instead of split into a thin gallery page.

Images courtesy of TMDB. TMDB does not endorse or certify Celluloid.

Reader takes

No reader takes published yet — be the first helpful voice.